MPD: decoder/plugins/FlacPcm.hxx Source File

MPD 0.20.15

FlacPcm.hxx
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1 /*
2 * Copyright 2003-2017 The Music Player Daemon Project
3 * http://www.musicpd.org
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18 */
19
20 #ifndef MPD_FLAC_PCM_HXX
21 #define MPD_FLAC_PCM_HXX
22
23 #include "check.h"
24 #include "pcm/PcmBuffer.hxx"
25 #include "AudioFormat.hxx"
26
27 #include <FLAC/ordinals.h>
28
29 template<typename T> struct ConstBuffer;
30
35 class FlacPcmImport {
36 PcmBuffer buffer;
37
38 AudioFormat audio_format;
39
40 public:
44 void Open(unsigned sample_rate, unsigned bits_per_sample,
45 unsigned channels);
46
47 const AudioFormat &GetAudioFormat() const {
48 return audio_format;
49 }
50
51 ConstBuffer<void> Import(const FLAC__int32 *const src[],
52 size_t n_frames);
53 };
54
55 #endif
check.h
AudioFormat
This structure describes the format of a raw PCM stream.
Definition: AudioFormat.hxx:37
ConstBuffer< void >
Definition: ConstBuffer.hxx:45
AudioFormat.hxx
FlacPcmImport::GetAudioFormat
const AudioFormat & GetAudioFormat() const
Definition: FlacPcm.hxx:47
PcmBuffer.hxx
FlacPcmImport::Import
ConstBuffer< void > Import(const FLAC__int32 *const src[], size_t n_frames)
PcmBuffer
Manager for a temporary buffer which grows as needed.
Definition: PcmBuffer.hxx:33
FlacPcmImport
This class imports libFLAC PCM data into a PCM format supported by MPD.
Definition: FlacPcm.hxx:35
FlacPcmImport::Open
void Open(unsigned sample_rate, unsigned bits_per_sample, unsigned channels)
Throws #std::runtime_error on error.
ConstBuffer
A reference to a memory area that is read-only.
Definition: FlacPcm.hxx:29